Features 459" medium - large bore.Monel metal pistons,nylon valve guides and enclosed bronze valve springs.2 waterkeys,Nickel mouthpiece receiver.One piece brass valve casing.1st valve has thumb hook,3rd valve has an adjustable slide ring-hook for more comfortableplaying.Laquered finish to this beautiful sounding instrument.Genuine Vincent Bach 7c mouthpiece and also a secondnumber 1 mouthpiece.Black double walled hard case with shoulder strap.This is a magnificent Trumpet and a great buy.I have had it 10yrand no longer can play.Selling at €500.